On February 19, 2014, TruePosition (a Liberty Media company) of Berwyn, PA bought Skyhook of Boston, MA. http://www.vcpost.com/articles/21778/20140220/us-wireless-location-firm-trueposition-buys-skyhook-wireless.htm Combining their expertise and experience, they are now operating under the Skyhook brand name. --- Regarding information on these True Position GPS / 10 MHz boards. William Townsend worked there for 16 years, last position as Director of Embedded Software and Hardware Development. https://www.linkedin.com/in/williamtownsendbsee/ Sent from iPad Air